1. Bring the salt and water to a boil in a 2-quart saucepan. Add the rice, stir once, reduce the heat, cover, and simmer for 18 to 20 minutes, or until all the water has been absorbed.
2. Meanwhile, in a mixing bowl, combine the raisins, sugar, walnuts, sour cream, cinnamon, and lemon juice. Add the warm rice, stir to mix, and serve warm or cold.